OSDI '23 - Nimble: Rollback Protection for Confidential Cloud Services

OSDI '23 - Nimble: Rollback Protection for Confidential Cloud Services

Sebastian Angel, Microsoft Research, Aditya Basu, Penn State University, Weidong Cui, Microsoft Research, Trent Jaeger, Penn State University, Stella Lau, MIT CSAIL, Srinath Setty, Microsoft Research, Sudheesh Singanamalla, University of Washington

This paper introduces Nimble, a cloud service that helps applications running in trusted execution environments (TEEs) to detect rollback attacks (i.e., detect whether a data item retrieved from persistent storage is the latest version). To achieve this, Nimble realizes …

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